| 时间 | 值 | 世界排名 |
|---|---|---|
| 2016 | 6423.2 | 10 |
| 2015 | 6154.4 | 10 |
| 2014 | 6051.7 | 8 |
| 2013 | 6360.1 | 8 |
| 2012 | 6899.4 | 8 |
| 2011 | 7300.8 | 7 |
| 2010 | 7121.4 | 8 |
| 2009 | 7391 | 9 |
| 2008 | 7310.2 | 8 |
| 2007 | 7955.6 | 7 |
| 2006 | 7981.3 | 5 |
| 2005 | 7571.3 | 6 |
| 2004 | 7192.8 | 5 |
| 2003 | 6653.4 | 5 |
| 2002 | 6772.2 | 5 |
| 2001 | 5773.7 | 5 |
| 2000 | 6004.9 | 5 |
| 1999 | 5451 | 5 |
| 1998 | 4724 | 6 |
| 1997 | 4740.8 | 7 |
| 1996 | 4115 | 7 |
| 1995 | 3686.9 | 8 |
| 1994 | 3245 | 7 |
| 1993 | 2813.4 | 7 |
| 1992 | 2179.9 | 8 |
| 1991 | 1740.8 | 8 |
| 1990 | 1652.5 | 8 |
| 1989 | 1640.1 | 8 |
| 1988 | 1398.3 | 8 |
| 1987 | 1256.8 | 8 |
| 1986 | 1111.8 | 8 |